manualshive.com logo in svg

Oracle ALEXANDRIA MK III, Owner'S Manual, Page: 14 / 17

Share
Download
Oracle ALEXANDRIA MK III Owner'S Manual Download Page 14

 

Install the belt 

 

 

Note 1: To reduce contamination problems, wash your hands prior to handling the drive belt. 

 

-

 

With the platter upside down, place the belt around the hub. 

 

-

 

Bring the platter over the bearing and lower it straight down holding the belt stretched 

beyond the machined groove in the platter. 

 

-

 

Guide the drive belt around the motor pulley when the spindle first stop over the oil in the 

bearing. 

 

Note 2: Do not attempt to rotate the platter at this time since it is not yet fully seated against 

thrust pad. The spindle will first rest over the oil creating an hydraulic lock and the weight of the 

platter will gradually allow if to seat against the thrust pad. This whole process should be 

completed withtin one minute. 

 

Note 3: In the event that the drive belt becomes contaminated, clean it with denatured alcohol. 

Clean the motor pulley and the drive hub at the same time. 

 

 

Remove the platter with the drive belt installed 

 

 

-Place one hand at the rear over the motor, one hand at the front, lift the platter about 

25cm ( one inch ) and with one finger pull the belt off the motor pulley, then lift the platter 

straight up. 

 

Install the dust cover 

 

 

Note:The hinges are already mounted to the dust cover. 

 

-

 

Slide the hinge flap in the anchor plates at the rear of your Alexandria. 

 

 

Connect the power supply 

 

-

 

Plug the supply output to the turntable input receptacle at the rear of the turntable. 

 

-

 

Plug the input cord to an AC outlet. 

 

Note: Keep the power supply away from the signal carrying leads 

 

 

 

 

 

 

 

 

 

 

 

 

ALEXANDRIA MK III 

Owner’s manual 

 

 

Summary of Contents for ALEXANDRIA MK III

Page 1: ...udio Technologies 6136 boulevard Bertrand Fabi Suite 101 phone 819 864 0480 Sherbrooke Quebec Canada J1N 2P3 fax 819 864 9641 ALEXANDRIA MK III OWNER S MANUAL The Fine Art Of Playing Music www oracle audio com ...

Page 2: ...no lead page 13 Lubricate the bearing assembly page 13 Install the drive belt page 14 Remove the platter with the drive belt installed page 14 Install the dust cover page 14 Connect the power supply page 15 Adjust the 33 and 45 speed page 15 Level your Alexandria page 15 WHAT TO DO page 16 If the turntable does not start and the speed indicating light does not go on page 16 If the turntable does n...

Page 3: ... it can effectively transmute record groove modulations into outstanding musical performance and enjoyment FOREWORD Total accuracy is the only key to success in this matter where the quality of results can only be as good as the worst level of calibration in any step whether it is suspension calibration tone arm installation or cartridge alignment This boolet is divided in three sections the what ...

Page 4: ...spindle to the stylus playing the record groove The effect can be sufficient to overlap with and eliminate the subtle informaion in the record groove The convex shape offers a very small surface contact This will have the effect of reducing the access of external vibration to the turntable The suspension system If improperly calibrated many problems will emerge from this innocent looking system Th...

Page 5: ...his would translate into irregular wow and possibly flutter The drive belt An oily drive belt will keep the drive systemp from responding sharply to varying loads On a record the load is the continiously changing modulations in the groove In order to maintain the platter s momentum a positive drive is absolutely required A similar problem also develops with time when the belt looses its properties...

Page 6: ...ounting hardware for the tone arm or the cartridge also bears an important responsibility with regard to the sound quality A muddly sound can often be related to this Loosde mounting screws increase vibration resulting in muddiness of the sound you hear The cartridge alignement The final element in what if section is often taken with a grain of salt Being in the ball park is far from sufficient fo...

Page 7: ...ng back in the packaging the side pieces support the dust cover and stabilize the turntable against vertical and lateral movement The unpackaging procedure must be as follow remove the dust cover remove the front piece of the packaging remove the rear piece with all accessories secured and set is aside remove the platter by sliding it our from the front of the turntable standing in front lift the ...

Page 8: ...re shipping Assemble your Alexandria Install the platter without the drive belt being carefull to insert the spindle vertically in the bearing assembly note 1 Do not remove the transit screws note 2 Do not pour the oil in the bearing well at this time Put the mat on the platter Install the tone arm and phono cartridge Note We begin the assembly section with this topic because it is simpler to work...

Page 9: ... the tone arm over the center of the grid again and lower it The stylus tip must fit in the pin hole in the center of the grid If not position the cartridge so it does Precisely align the body of the cartridge with the lines on the grid Secrure the cartridge screws and repeat the preivous operation Check the azimuth by lowering the stylus over the black portion on the calibrator disc The reflectio...

Page 10: ...sition the suspension gauge on the subchassis If the lip is above or below the level of the plinth a suspension calibration will be required Proceed to step one of the next topic if the lip of the gauge falls below the surface of the plinth Proceed to step five of the next topic if the lip of the gauge is above the surface of the plinth Calibrate the suspension The springs supplied with your Alexa...

Page 11: ... can not be done rotate the spring counter clockwise until it comes out and thread it back in from under the holder to the recommended adjustment Carefully install the spring so it is threated straight in the holder Adjust the spring so three coils are showing below the holder Note 4 Before installing the spring back into the module pull on the spring at the wider end to stretch it this will have ...

Page 12: ...the spring adjusted as per step 2 the lip of the gauge should be well above the surface of the plinth If the lip is bleow this is an indication that the spring used is not suited for this tone arm application it is too weak Identify the color code anduse the following stiffer spring Start the procedure from step one Rotate the spring counter clockwise by increments of of a turn Apply a pressure on...

Page 13: ...seat it well in the counterbore of the plinth Dress the phono lead Attache the phono lead to the base of your tone arm Secure the lead to the strain relief clip below the plinth Note 1 The lead must create a loop from the base of the tone arm to the strain relief clip This is done to prevent any interferences of the lead with the suspension system Note 2 In some application the phono wire might be...

Page 14: ...hrust pad This whole process should be completed withtin one minute Note 3 In the event that the drive belt becomes contaminated clean it with denatured alcohol Clean the motor pulley and the drive hub at the same time Remove the platter with the drive belt installed Place one hand at the rear over the motor one hand at the front lift the platter about 25cm one inch and with one finger pull the be...

Page 15: ... again using the small screwdriver supplied rotate the potentiometer located directly below the speed indicating light until the strobe mark on the calibrator disc come to a standstill position Level your Alexandria Your turntable is now ready to be moved to its final emplacement It is most probable that the level will differ with the location where the turntable was set up Level the plinth by tur...

Page 16: ...Check the suspension calibration using the suspension gauge Note if a relatively important change occurred in one particular suspension module this could be the sign of an improperly seated spring or sorbothane ring analyze each part carefully prior to calibrating the supsenion Read section How to assess the suspension calibration Read section How to calibrate the suspension IF AN EVEN UP OR DOWN ...

Page 17: ...action You are not ready for the real and only purpose of all this to sit down and relax to just listen and enjoy beautiful music Oracle Audio Technologies Inc 6136 Boulevard Bertrand Fabi Sherbrooke Quebec Canada J1N 2P3 www oracle audio com The Fine Art Of Playing Music ...

Reviews:

No comments